Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: O que é Mensagem Instantânea, quando Telefonia é "Sim com Sametime integrado"?
 ###Tabelas: CREATE TABLE participating_schools (participating_schools_id AUTO_INCREMENT PRIMARY KEY, School VARCHAR, Location VARCHAR, Enrolment INT, Founded INT, Denomination VARCHAR, Day/Boarding VARCHAR, School Colours VARCHAR, Abbreviation VARCHAR, In competition since INT) CREATE TABLE member_teams (member_teams_id AUTO_INCREMENT PRIMARY KEY, Institution VARCHAR, Location VARCHAR, Founded INT, Affiliation VARCHAR, Enrollment INT, Team Nickname VARCHAR, Primary conference VARCHAR, Home Rink VARCHAR) CREATE TABLE suburbs (suburbs_id AUTO_INCREMENT PRIMARY KEY, Suburb VARCHAR, Population (in 2008) INT, Median age (in 2006) VARCHAR, Mean household size (in 2006) VARCHAR, Area (km²) VARCHAR, Density (/km²) INT, Date first settled as a suburb INT, Gazetted as a Division Name VARCHAR) CREATE TABLE spacewalks (spacewalks_id AUTO_INCREMENT PRIMARY KEY, Spacecraft VARCHAR, Spacewalker VARCHAR, Start – UTC VARCHAR, End – UTC VARCHAR, Duration VARCHAR, Comments VARCHAR) CREATE TABLE comparison_of___features (comparison_of___features_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, E-mail server VARCHAR, Faxing VARCHAR, Instant messaging VARCHAR, Telephony VARCHAR, Videoconferencing VARCHAR, Web conferencing VARCHAR, Data conferencing VARCHAR, Application sharing VARCHAR, Electronic meeting system VARCHAR, Synchronous conferencing VARCHAR)  
SELECT Instant messaging FROM comparison_of___features WHERE Telephony = yes with integrated sametime